CET Karnataka Medical CET - Karnataka Medical Solved Paper-2014

  • question_answer
    Identify the DNA segment which is not a palindromic sequence.

    A)  \[5GGATCC3\text{ }3GGTACC\text{ }5\]

    B)  \[5GAATTC\text{ }3\text{ }3\text{ }CTTAAG\text{ }5\]

    C)  \[5GCGGCCGCy\text{ }3GGCCGGCG5\]

    D)  \[5CCCGGG\text{ }3~~3GGGCCC\text{ }5\]

    Correct Answer: A

    Solution :

    : Palindromic nucleotide sequence in the DNA molecule is the sequence of base pairs that reads same when orientation of reading is same i.e., 5 to 3 on both strands or 3 to 5 on both strands. Hence,  is the correct answer, since does not read same from both the sides.


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